{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006906},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006830","493:4930007030","494:4940002228","493:4930006998","494:4940003012","493:4930006717","493:4930006969","493:4930006643","493:4930006968","493:4930006941","493:4930006902","494:4940002909","494:4940002684","494:4940002123","494:4940003810","494:4940002220","494:4940002904","493:4930007106","494:4940003022","493:4930006871","494:4940002222","493:4930006942","494:4940002685","494:4940005157","494:4940001912"],"twin_admin_codes":[493,493,494,493,494,493,493,493,493,493,493,494,494,494,494,494,494,493,494,493,494,493,494,494,494],"twin_sims":[0.75143783782568,0.6953681535943992,0.636729293934801,0.62285197032726,0.6026696033441572,0.5854786757971382,0.5625151303546151,0.5457502310193864,0.5298341378904615,0.5269246067210607,0.5254810026447271,0.5206896531075488,0.5156279274394053,0.44316848764851813,0.42773638069891734,0.42637046841451764,0.41831998983878843,0.4176079757439575,0.41571965905814007,0.41484851550815466,0.41149842579278406,0.3964528473080216,0.387673107545887,0.3722736260959841,0.3530081026442172],"twin_dists":[0.0981849046478876,0.11070820894325274,0.12340272809038479,0.12637880705250404,0.1307012542116452,0.13438407817382264,0.13931570896031406,0.14293203455688688,0.14638315518388928,0.14701629066985542,0.14733071292793384,0.14837568652420813,0.14948207578807773,0.16569106408361384,0.16926071185638095,0.16957914932660048,0.17146468494832462,0.17163218338999664,0.17207699523488407,0.17228249447804003,0.17307451384805467,0.17666732199977692,0.1787926742325592,0.1825765676762538,0.1874214643670275],"n_dims_used":45,"mean_confidence":0.9277475992838542},"coverage":{"mean_confidence":0.9277475992838542,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}